Home / 1,138,829.24-1,571,522.67-629,498.81

Finding the Fourth Proportional to 1,138,829.24, 1,571,522.67 and 629,498.81

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Solution

The fourth proportional to 1,138,829.24, 1,571,522.67 and 629,498.81 is: 868,674.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,829.24 : 1,571,522.67 = 629,498.81 : x
  2. Step 2: Convert to fraction form
    1,138,829.24/1,571,522.67 = 629,498.81/x
  3. Step 3: Cross multiply
    1,138,829.24x = 1,571,522.67 × 629,498.81
  4. Step 4: Simplify right side
    1,138,829.24x = 989,271,654,581.83
  5. Step 5: Solve for x
    x = 989,271,654,581.83/1,138,829.24
  6. Step 6: Final answer
    x = 868,674.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.